NAICS 334290: Other Communications Equipment Manufacturing
This industry comprises establishments primarily engaged in manufacturing communications equipment (except telephone apparatus, radio and television broadcast equipment, and wireless communications equipment).

Illustrative Examples:

Fire detection and alarm systems manufacturing
Signals (e.g., highway, pedestrian, railway, traffic) manufacturing
Intercom systems and equipment manufacturing
Video-based stadium displays manufacturing 

ExioML sector: Electrical machinery and apparatus n.e.c. (31)
Region: US | Year: 2022
Sector value added: 68675.5386579 M EUR | Employment: 809.436143123 thousand persons
Sector GHG emissions: 3051654294.78 kg CO2 eq | Energy carrier net total: 101481.364669 TJ | Carbon intensity: 0.04443582612408031

Company: Esco Technologies Inc
ESCO Technologies is a global provider of highly-engineered products and solutions to diverse and growing end-markets that include the defense, aerospace, space, wireless, consumer electronics, healthcare, automotive, electric utility, and renewable energy industries.